---

yaml
---
r: 234477
b: refs/heads/master
c: 0a10247
h: refs/heads/master
i:
  234475: eb59b6d
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5807806a92450fd57f8063868efae9d4af74db02
+refs/heads/master: 0a10247914a5cad3caf7ef8a255c54c4d3ed2062

trunk/tools/perf/builtin-record.c

@@ -180,12 +180,10 @@ static struct perf_header_attr *get_header_attr(struct perf_event_attr *a, int n
 
 static void create_counter(struct perf_evsel *evsel, int cpu)
 {
-	char *filter = evsel->filter;
 	struct perf_event_attr *attr = &evsel->attr;
 	struct perf_header_attr *h_attr;
 	struct perf_sample_id *sid;
 	int thread_index;
-	int ret;
 
 	for (thread_index = 0; thread_index < evsel_list->threads->nr; thread_index++) {
 		h_attr = get_header_attr(attr, evsel->idx);
@@ -204,16 +202,6 @@ static void create_counter(struct perf_evsel *evsel, int cpu)
 			pr_warning("Not enough memory to add id\n");
 			exit(-1);
 		}
-
-		if (filter != NULL) {
-			ret = ioctl(FD(evsel, cpu, thread_index),
-				    PERF_EVENT_IOC_SET_FILTER, filter);
-			if (ret) {
-				error("failed to set filter with %d (%s)\n", errno,
-						strerror(errno));
-				exit(-1);
-			}
-		}
 	}
 
 	if (!sample_type)
@@ -367,6 +355,12 @@ static void open_counters(struct perf_evlist *evlist)
 		}
 	}
 
+	if (perf_evlist__set_filters(evlist)) {
+		error("failed to set filter with %d (%s)\n", errno,
+			strerror(errno));
+		exit(-1);
+	}
+
 	if (perf_evlist__mmap(evlist, mmap_pages, false) < 0)
 		die("failed to mmap with %d (%s)\n", errno, strerror(errno));
 

trunk/tools/perf/util/evlist.c

@@ -348,3 +348,31 @@ void perf_evlist__delete_maps(struct perf_evlist *evlist)
 	evlist->cpus	= NULL;
 	evlist->threads = NULL;
 }
+
+int perf_evlist__set_filters(struct perf_evlist *evlist)
+{
+	const struct thread_map *threads = evlist->threads;
+	const struct cpu_map *cpus = evlist->cpus;
+	struct perf_evsel *evsel;
+	char *filter;
+	int thread;
+	int cpu;
+	int err;
+	int fd;
+
+	list_for_each_entry(evsel, &evlist->entries, node) {
+		filter = evsel->filter;
+		if (!filter)
+			continue;
+		for (cpu = 0; cpu < cpus->nr; cpu++) {
+			for (thread = 0; thread < threads->nr; thread++) {
+				fd = FD(evsel, cpu, thread);
+				err = ioctl(fd, PERF_EVENT_IOC_SET_FILTER, filter);
+				if (err)
+					return err;
+			}
+		}
+	}
+
+	return 0;
+}

trunk/tools/perf/util/evlist.h

@@ -60,5 +60,6 @@ static inline void perf_evlist__set_maps(struct perf_evlist *evlist,
 int perf_evlist__create_maps(struct perf_evlist *evlist, pid_t target_pid,
 			     pid_t target_tid, const char *cpu_list);
 void perf_evlist__delete_maps(struct perf_evlist *evlist);
+int perf_evlist__set_filters(struct perf_evlist *evlist);
 
 #endif /* __PERF_EVLIST_H */